एपीए उद्धरण

Wille, A. (1960). A new species of stingless bee (Meliponini) from Bolivia.

शिकागो स्टाइल उद्धरण

Wille, Alvaro. A New Species of Stingless Bee (Meliponini) From Bolivia. 1960.

एमएलए उद्धरण

Wille, Alvaro. A New Species of Stingless Bee (Meliponini) From Bolivia. 1960.